Home / 112,506.37-168,759.72-45,946.50

Finding the Fourth Proportional to 112,506.37, 168,759.72 and 45,946.50

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Solution

The fourth proportional to 112,506.37, 168,759.72 and 45,946.50 is: 68,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,506.37 : 168,759.72 = 45,946.50 : x
  2. Step 2: Convert to fraction form
    112,506.37/168,759.72 = 45,946.50/x
  3. Step 3: Cross multiply
    112,506.37x = 168,759.72 × 45,946.50
  4. Step 4: Simplify right side
    112,506.37x = 7,753,918,245.25
  5. Step 5: Solve for x
    x = 7,753,918,245.25/112,506.37
  6. Step 6: Final answer
    x = 68,919.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.